$NetBSD: patch-ad,v 1.4 2005/02/24 07:43:30 reed Exp $

--- src/file.c.orig	Tue Dec  7 15:37:40 2004
+++ src/file.c
@@ -296,6 +296,9 @@ file_fileIsNotUseful(fn)
     errno = EISDIR;
   } else if (s.st_size == 0) {
     r = 1;
+#ifndef ENODATA
+#define ENODATA ENOMSG
+#endif
     errno = ENODATA;
   }
   IMESSAGE(r)